(19)
(11) EP 3 111 532 A1

(12)

(43) Date of publication:
04.01.2017 Bulletin 2017/01

(21) Application number: 15754615.1

(22) Date of filing: 25.02.2015
(51) International Patent Classification (IPC): 
H02J 7/02(2006.01)
H01M 10/42(2006.01)
 H02J 7/00(2006.01)
(86) International application number:
PCT/JP2015/056275
(87) International publication number:
WO 2015/129922 (03.09.2015 Gazette 2015/35)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 28.02.2014 JP 2014039210
09.12.2014 JP 2014249245
12.02.2015 JP 2015024870

(71) Applicant: Ricoh Company, Ltd.
Tokyo 143-8555 (JP)

(72) Inventors:
  • TAKAI, Masami
    Tokyo 143-8555 (JP)
  • NAKAMURA, Akira
    Chiba-shi, Chiba 266-0031 (JP)

(74) Representative: Leeming, John Gerard 
J A Kemp 14 South Square Gray's Inn
London WC1R 5JJ
London WC1R 5JJ (GB)


(56) References cited: : 
   
       


    (54) METHOD OF CONTROLLING A SWITCH CIRCUIT, STORAGE STATUS ADJUSTING CIRCUIT, STORAGE STATUS ADJUSTING DEVICE AND STORAGE BATTERY PACK